Researchers tested 42 retired players between the ages of 40 and 69 and found that those who started playing football prior to age 12 performed "significantly worse" on three cognitive measures.
Tom Farrey, ESPN
Wed, 01/28/2015 - 3:03pm
Researchers tested 42 retired players between the ages of 40 and 69 and found that those who started playing football prior to age 12 performed "significantly worse" on three cognitive measures.